કમાય થાડું ને ખરચે ઘણું, પેહેલા મૂર્ખ તેને ગણું.

kamāya thāḍuṁ nē kharacē ghaṇuṁ, pēhēlā mūrkha tēnē gaṇuṁ.

Literally: Earns little and spends much, him I count as the first fool.
What it means: Reckless overspending beyond one's income is the mark of a fool.

Also said as

ગુજરાતી કહેવતસંગ્રહ (Gujarati Kahevat Sangrah) (1921) · read from the scan by machine — the Gujarati itself is unchecked · English is machine-made and nobody has checked it yet

Heard it differently, or know we've got the sense wrong? Tell us — that is exactly the kind of correction this needs.